A PLUS Jointed Expansion Adapter – S 24/29 to C 14/23

The A PLUS Jointed Expansion Adapter (S 24/29 to C 14/23) is part of a high‑quality yet affordable range of ASTM‑accredited 3.3 borosilicate glassware. Precision‑made and built for durability, this adapter is fully equivalent to and compatible with Quickfit® jointed glass systems, ensuring reliable connections across a wide range of laboratory setups.

This expansion adapter enables the use of smaller 14/23 jointed components with larger 24/29 jointed apparatus. Ideal for laboratories that need flexible, adaptable configurations, the adapter offers excellent thermal resistance, chemical durability, and leak‑free performance thanks to its precision‑ground joints.

Key Features

• Expansion adapter from S 24/29 (larger joint) to C 14/23 (smaller joint)
• Manufactured from ASTM‑accredited 3.3 borosilicate glass
• Fully compatible with Quickfit® jointed glassware
• Provides outstanding thermal stability and chemical resistance
• Precision‑ground joints ensure a secure, leak‑free connection
• Durable, clear, laboratory‑grade construction suitable for frequent use

Ideal for School Science Lessons

Perfect for GCSE, A‑Level, IB, and undergraduate chemistry, this expansion adapter offers valuable flexibility when assembling apparatus with mixed joint sizes. It helps students learn how to configure professional‑standard glassware safely and correctly, while allowing technicians to make the most of existing lab equipment.

• Useful for adapting glassware in distillation or reflux assemblies
• Allows smaller accessories—such as thermometer adapters or gas inlets—to fit larger flasks
• Supports technician‑prepared setups requiring mixed joint sizes
• Helps students understand glassware compatibility and assembly in real laboratory practice

Reliable, versatile, and long‑lasting, the A PLUS Expansion Adapter 24/29 to 14/23 is an essential addition to any well‑equipped chemistry laboratory.